EVE Swagger Interface (#591)

FAT uses ESI tokens to get character location/ship
 - closes #564

 Pull corp memebrship data from ESI

Additional permissions for non-api viewing.
 - migration to convert permissions from old users.

Standardize EVE datasource responses.
 - allow different sources for EVE data types.

Allow empty values for character alliance id and name

Allow multiple corps and alliances to be considered 'members'

corputils/migrations/0001_initial.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2016-12-14 21:36
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('esi', '0002_scopes_20161208'),
+        ('eveonline', '0004_eveapikeypair_sso_verified'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CorpStats',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('last_update', models.DateTimeField(auto_now=True)),
+                ('_members', models.TextField(default='{}')),
+                ('corp', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to='eveonline.EveCorporationInfo')),
+                ('token', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='esi.Token')),
+            ],
+            options={
+                'default_permissions': ('add', 'change', 'remove', 'view_corp', 'view_alliance', 'view_blue'),
+                'verbose_name': 'corp stats',
+                'verbose_name_plural': 'corp stats',
+                'permissions': (('corp_apis', 'Can view API keys of members of their corporation.'), ('alliance_apis', 'Can view API keys of members of their alliance.'), ('blue_apis', 'Can view API keys of members of blue corporations.')),
+            },
+        ),
+    ]

corputils/migrations/0002_migrate_permissions.py

@@ -0,0 +1,125 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2016-12-14 21:48
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+PERMISSIONS = {
+    'user': [
+        'corp_apis',
+        'alliance_apis',
+    ],
+    'corpstats': {
+        'corp_apis': 'Can view API keys of members of their corporation.',
+        'alliance_apis': 'Can view API keys of members of their alliance.',
+        'blue_apis': 'Can view API keys of members of blue corporations.',
+        'view_corp_corpstats': 'Can view_corp corpstats',
+        'view_alliance_corpstats': 'Can view_alliance corpstats',
+        'view_blue_corpstats': 'Can view_blue corpstats',
+    }
+}
+
+def user_permissions_dict(apps):
+    Permission = apps.get_model('auth', 'Permission')
+    ContentType = apps.get_model('contenttypes', 'ContentType')
+    User = apps.get_model('auth', 'User')
+    CorpStats = apps.get_model('corputils', 'CorpStats')
+
+    user_ct = ContentType.objects.get_for_model(User)
+    corpstats_ct = ContentType.objects.get_for_model(CorpStats)
+
+    return {
+        'user': {x: Permission.objects.get_or_create(name=x, codename=x, content_type=user_ct)[0] for x in PERMISSIONS['user']},
+        'corpstats': {x: Permission.objects.get_or_create(codename=x, content_type=corpstats_ct)[0] for x, y in PERMISSIONS['corpstats'].items()},
+    }
+
+def users_with_permission(apps, perm):
+    User = apps.get_model('auth', 'User')
+    return User.objects.filter(user_permissions=perm.pk)
+
+def groups_with_permission(apps, perm):
+    Group = apps.get_model('auth', 'Group')
+    return Group.objects.filter(permissions=perm.pk)
+
+def forward(apps, schema_editor):
+    perm_dict = user_permissions_dict(apps)
+
+    corp_users = users_with_permission(apps, perm_dict['user']['corp_apis'])
+    for u in corp_users:
+        u.user_permissions.add(perm_dict['corpstats']['corp_apis'].pk)
+        u.user_permissions.add(perm_dict['corpstats']['view_corp_corpstats'].pk)
+
+    alliance_users = users_with_permission(apps, perm_dict['user']['alliance_apis'])
+    for u in alliance_users:
+        u.user_permissions.add(perm_dict['corpstats']['alliance_apis'].pk)
+        u.user_permissions.add(perm_dict['corpstats']['view_alliance_corpstats'].pk)
+
+    corp_groups = groups_with_permission(apps, perm_dict['user']['corp_apis'])
+    for g in corp_groups:
+        g.permissions.add(perm_dict['corpstats']['corp_apis'].pk)
+        g.permissions.add(perm_dict['corpstats']['view_corp_corpstats'].pk)
+
+    alliance_groups = groups_with_permission(apps, perm_dict['user']['alliance_apis'])
+    for g in alliance_groups:
+        g.permissions.add(perm_dict['corpstats']['alliance_apis'].pk)
+        g.permissions.add(perm_dict['corpstats']['view_alliance_corpstats'].pk)
+
+    for name, perm in perm_dict['user'].items():
+        perm.delete()
+    
+def reverse(apps, schema_editor):        
+    perm_dict = user_permissions_dict(apps)
+
+    corp_users = users_with_permission(apps, perm_dict['corpstats']['view_corp_corpstats'])
+    corp_api_users = users_with_permission(apps, perm_dict['corpstats']['corp_apis'])
+    corp_us = corp_users | corp_api_users
+    for u in corp_us.distinct():
+        u.user_permissions.add(perm_dict['user']['corp_apis'].pk)
+    for u in corp_users:
+        u.user_permissions.remove(perm_dict['corpstats']['view_corp_corpstats'].pk)
+    for u in corp_api_users:
+        u.user_permissions.remove(perm_dict['corpstats']['corp_apis'].pk)
+        
+
+    alliance_users = users_with_permission(apps, perm_dict['corpstats']['view_alliance_corpstats'])
+    alliance_api_users = users_with_permission(apps, perm_dict['corpstats']['alliance_apis'])
+    alliance_us = alliance_users | alliance_api_users
+    for u in alliance_us.distinct():
+        u.user_permissions.add(perm_dict['user']['alliance_apis'].pk)
+    for u in alliance_users:
+        u.user_permissions.remove(perm_dict['corpstats']['view_alliance_corpstats'].pk)
+    for u in alliance_api_users:
+        u.user_permissions.remove(perm_dict['corpstats']['alliance_apis'].pk)
+
+    corp_groups = groups_with_permission(apps, perm_dict['corpstats']['view_corp_corpstats'])
+    corp_api_groups = groups_with_permission(apps, perm_dict['corpstats']['corp_apis'])
+    corp_gs = corp_groups | corp_api_groups
+    for g in corp_groups.distinct():
+        g.permissions.add(perm_dict['user']['corp_apis'].pk)
+    for g in corp_groups:
+        g.permissions.remove(perm_dict['corpstats']['view_corp_corpstats'].pk)
+    for g in corp_api_groups:
+        g.permissions.remove(perm_dict['corpstats']['corp_apis'].pk)
+
+    alliance_groups = groups_with_permission(apps, perm_dict['corpstats']['view_alliance_corpstats'])
+    alliance_api_groups = groups_with_permission(apps, perm_dict['corpstats']['alliance_apis'])
+    alliance_gs = alliance_groups | alliance_api_groups
+    for g in alliance_gs.distinct():
+        g.permissions.add(perm_dict['user']['alliance_apis'].pk)
+    for g in alliance_groups:
+        g.permissions.remove(perm_dict['corpstats']['view_alliance_corpstats'].pk)
+    for g in alliance_api_groups:
+        g.permissions.remove(perm_dict['corpstats']['alliance_apis'].pk)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('corputils', '0001_initial'),
+        ('authentication', '0005_delete_perms'),
+        ('auth', '0008_alter_user_username_max_length'),
+    ]
+
+    operations = [
+        migrations.RunPython(forward, reverse),
+    ]